SunPower (SPWRW)

SunPower on one page: short interest, daily short volume, fails to deliver, 13F holders and earnings dates. Listed on Nasdaq, classified by the SEC as construction - special trade contractors.

Download CSV

23K

Short interest

settlement 2026-09-30

1.3

Days to cover

+0.3 days vs prior

100.0%

Short share of volume

2026-10-23

1,751

Fails to deliver

settlement 2026-09-24

Tue 19 Jan

Next earnings

estimated date

As of 2026-10-23.

Short interest

FINRA, twice a month. The newest 35 settlements in the table, 35 in the chart. JSON

As of 30 September 2026, short interest in SPWRW is 23,355 shares, up 314 shares over the last month. Over the last 35 readings it ranged from 9,175 shares (30 April 2025) to 90,101 shares (31 July 2026). At the reported average volume of 18K shares a day that is 1.3 days to cover.

Embed this chart.The embed keeps its attribution line.

<iframe src="https://xoomar.com/embed/stocks/spwrw" width="100%" height="440" style="border:0;max-width:100%" loading="lazy" title="XOOMAR chart"></iframe>

Preview Dark previewAdd ?theme=dark to the src for a dark chart.

Settlement	Shares short	Change	Avg daily volume	Days to cover
2026-09-30	23,355	+4.2%	17,779	1.31
2026-09-15	22,405	-2.8%	213,777	1.00
2026-08-31	23,041	-0.5%	13,192	1.75
2026-08-14	23,146	-74.3%	77,779	1.00
2026-07-31	90,101	+66.3%	33,207	2.71
2026-07-15	54,180	-0.2%	601	90.15
2026-06-30	54,306	-11.4%	12,552	4.33
2026-06-15	61,289	-0.5%	6,745	9.09
2026-05-29	61,614	-1.0%	390	157.98
2026-05-15	62,214	+31.9%	8,928	6.97
2026-04-30	47,173	-15.2%	11,181	4.22
2026-04-15	55,609	-7.3%	10,132	5.49
2026-03-31	59,958	+40.2%	15,516	3.86
2026-03-13	42,767	+55.9%	43,378	1.00
2026-02-27	27,431	-11.5%	3,624	7.57
2026-02-13	30,982	-3.2%	16,162	1.92
2026-01-30	32,006	+10.6%	44,145	1.00
2026-01-15	28,948	+1.0%	22,302	1.30
2025-12-31	28,661	+1.1%	13,618	2.10
2025-12-15	28,339	+0.7%	7,253	3.91
2025-11-28	28,134	-0.3%	37,933	1.00
2025-11-14	28,234	+3.4%	11,275	2.50
2025-10-31	27,298	-10.1%	19,569	1.39
2025-10-15	30,374	-1.0%	62,751	1.00
2025-09-30	30,680	-2.4%	11,101	2.76
2025-09-15	31,443	-50.7%	24,214	1.30
2025-08-29	63,753	-0.5%	9,610	6.63
2025-08-15	64,038	-4.7%	5,410	11.84
2025-07-31	67,183	+4.2%	19,039	3.53
2025-07-15	64,483	+110.2%	19,630	3.28
2025-06-30	30,682	-29.0%	149,651	1.00
2025-06-13	43,237	+107.7%	79,549	1.00
2025-05-30	20,822	+119.0%	61,028	1.00
2025-05-15	9,510	+3.6%	14,697	1.00
2025-04-30	9,175	+76.9%	26,501	1.00

Daily short volume

FINRA Reg SHO, the last 30 sessions. JSON

As of 23 October 2026, the short share of SPWRW volume is 100.0%, up 20.2 points over the last five sessions. Over the last 30 readings it ranged from 26.5% (22 September 2026) to 100.0% (2 September 2026). The latest reading sits at the top of that range. The latest reading is 27.8 points above the 30-session average of 72.2%, on 100 shares reported.

Date	Short volume	Total volume	Short share	Exempt
2026-10-23	100	100	100.0%	100
2026-10-21	3K	3K	85.0%	0
2026-10-20	9K	10K	88.6%	3,844
2026-10-19	4K	7K	58.3%	1,683
2026-10-16	3K	3K	100.0%	0
2026-10-14	14K	17K	79.8%	0
2026-10-12	6K	8K	69.3%	0
2026-10-09	17K	32K	52.3%	4,000
2026-10-07	11K	17K	63.2%	9,079
2026-10-06	11K	30K	37.2%	6,100
2026-10-05	28K	70K	40.7%	12,600
2026-10-02	5K	6K	88.3%	0
2026-10-01	8K	15K	54.8%	1,750
2026-09-30	2K	2K	90.9%	0
2026-09-29	2K	5K	38.4%	0
2026-09-28	2K	5K	45.5%	1,600
2026-09-24	6K	7K	77.5%	1,600
2026-09-22	900	3K	26.5%	0
2026-09-21	17K	17K	98.8%	0
2026-09-16	546	1K	37.8%	400
2026-09-15	3K	5K	59.1%	514
2026-09-14	9K	11K	83.6%	0
2026-09-11	8K	12K	62.7%	2,350
2026-09-10	1K	1K	100.0%	1,242
2026-09-09	14K	16K	86.1%	8,743
2026-09-08	178K	189K	94.4%	0
2026-09-04	56K	56K	99.5%	42,756
2026-09-03	98K	101K	96.8%	42,492
2026-09-02	125	125	100.0%	125
2026-09-01	5K	10K	50.5%	0

Fails to deliver

SEC, the last 30 settlement dates with a fail. JSON

As of 24 September 2026, the fails-to-deliver balance in SPWRW is 1,751 shares, down 479 shares over the last settlement date. Over the last 30 readings it ranged from 56 shares (29 May 2026) to 81,185 shares (29 July 2026). The latest reading sits at the bottom of that range.

Settlement	Shares failed	Price	Value
2026-09-24	1,751	$0.03	$53
2026-09-23	2,230	$0.02	$45
2026-09-22	4,530	$0.03	$136
2026-09-16	6,030	$0.02	$121
2026-09-15	5,990	$0.03	$180
2026-09-14	390	$0.03	$12
2026-09-09	33,684	$0.02	$674
2026-09-08	3,134	$0.04	$125
2026-09-04	6,573	$0.05	$329
2026-08-28	2,577	$0.07	$180
2026-08-27	3,680	$0.07	$258
2026-08-26	1,493	$0.08	$119
2026-08-10	1,945	$0.06	$117
2026-08-07	1,945	$0.06	$117
2026-08-06	2,605	$0.03	$78
2026-07-29	81,185	$0.04	$3K
2026-06-30	1,000	$0.16	$160
2026-06-25	437	$0.08	$35
2026-06-24	437	$0.17	$74
2026-06-23	2,437	$0.16	$390
2026-06-18	459	$0.22	$101
2026-06-17	2,189	$0.18	$394
2026-06-16	2,274	$0.18	$409
2026-06-15	2,308	$0.18	$415
2026-06-12	1,815	$0.18	$327
2026-06-02	56	$0.19	$11
2026-06-01	56	$0.19	$11
2026-05-29	56	$0.21	$12
2026-05-13	8,010	$0.18	$1K
2026-04-29	1,512	$0.19	$287

13F holders

Tracked managers holding SPWRW at their latest 13F. JSON

1 of the 30 tracked managers held SPWRW at their latest 13F, $2K in total at quarter-end prices. D. E. Shaw & Co. is the largest at $2K (0.0% of its portfolio) as of 2026-06-30.

Fund	Quarter	Shares	Value	Of portfolio	Change in shares
D. E. Shaw & Co.	2026-06-30	12K	$2K	0.00%	0

Only the 30 tracked managers on the funds hub; a 13F reports long positions in US listed stock at quarter end, 45 days late, and says nothing about shorts or positions sold since.

What this page is

SunPower in the regulatory record

Regulators publish company data in separate files that never sit next to each other: FINRA's twice-monthly short interest, its daily short sale volume, the SEC's fails-to-deliver counts, and each insider's Form 4. A company page puts those series for one ticker on one URL, with planned sales, large holders, 13F holders and financials beside them, so the short position, the daily flow, the settlement fails and what insiders are doing can be read together.

Each section has its own history table, a one-line summary of the latest figures and its own JSON and CSV links, and says when its source last updated.

This page follows SunPower (SPWRW), SEC CIK 1838987, listed on Nasdaq, classified by the SEC as construction - special trade contractors. The cross-market tables live on the short interest and insider transactions hubs.

Source and updates

Short interest: FINRA consolidated short interestSource: FINRA.Twice a month, about eight business days after settlement. Latest 2026-09-30.JSON and CSV
Daily short volume: FINRA Reg SHO daily filesSource: FINRA.Every trading day, the morning after FINRA posts it. Latest 2026-10-23.JSON and CSV
Fails to deliver: SEC fails-to-deliver dataSource: SEC.Twice a month, a few weeks after the half month ends. Latest 2026-09-24.JSON and CSV
13F holders: SEC EDGAR Form 13F-HRSource: SEC.Quarterly, filed within 45 days of quarter end; 30 tracked managers. Latest 2026-06-30.JSON and CSV
Earnings dates: SEC EDGAR 8-K filings (Item 2.02)Source: SEC.Twice a day. Reported dates come from the company's 8-K filings; the next date is marked as an estimate until the 8-K arrives. Latest 2026-07-28.JSON and CSV
Company record: EDGAR filing index for CIK 1838987Ticker, name and exchange from the SEC's company list, refreshed weekly.
Rate limits: 10 requests a minute without a key, 30 with a free key from a free account.

How to read it

Read the position against the flow: rising short interest with a high daily short share is new shorting; rising short interest with a normal short share is old shorts holding on.
Insider buys next to a large short position are rare and stand out; insider sells next to one are common and mean little.
Fails to deliver matter relative to the float, not in absolute shares; a million failed shares in a mega cap is noise.

Analysis of what the data shows, not advice. XOOMAR does not recommend buying, selling or holding anything.

Other companies the SEC classifies as construction - special trade contractors

Other company pages

Datasets

Frequently Asked Questions

How much of SPWRW is sold short?

23,355 shares were held short at the 2026-09-30 settlement, 1.3 days of average volume. FINRA publishes the next count about eight business days after the 15th and the last business day of the month.

What is SPWRW's daily short volume?

On 2026-10-23, 100 of the 100 SPWRW shares reported to FINRA were sold short, 100.0% of the day's reported volume. Short volume is a flow for one day, not a position.

Does SPWRW have fails to deliver?

The SEC's latest file shows 1,751 SPWRW shares failed to deliver at settlement 2026-09-24. Fails are reported per settlement date and published twice a month with a lag.

Are SPWRW insiders buying or selling?

No Form 4 filings for SPWRW are on record.

Which tracked 13F managers own SPWRW?

1 of the 30 tracked 13F managers held SPWRW shares at their latest filing, $2K in all. The largest: D. E. Shaw & Co. (12K shares, $2K).

Data on this page is provided for informational purposes only and is not financial advice. See our editorial policy.